Finding the Fourth Proportional to 2,636,551.50, 3,638,829.33 and 1,669,771.68
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Solution
The fourth proportional to 2,636,551.50, 3,638,829.33 and 1,669,771.68 is: 2,304,530.81
Step by Step Solution
- Step 1: Write the proportion equation
2,636,551.50 : 3,638,829.33 = 1,669,771.68 : x - Step 2: Convert to fraction form
2,636,551.50/3,638,829.33 = 1,669,771.68/x - Step 3: Cross multiply
2,636,551.50x = 3,638,829.33 × 1,669,771.68 - Step 4: Simplify right side
2,636,551.50x = 6,076,014,163,587.37 - Step 5: Solve for x
x = 6,076,014,163,587.37/2,636,551.50 - Step 6: Final answer
x = 2,304,530.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.